#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main()
{
    int a;
    while (~scanf("%d", &a))
    {
        getchar();
        switch (a)
        {
        case 200:printf("OK\n"); break;
        case 202:printf("Accepted\n"); break;
        case 400:printf("Bad Request\n"); break;
        case 403:printf("Forbidden\n"); break;
        case 404:printf("Not Found\n"); break;
        case 500:printf("Internal Server Error\n"); break;
        case 502:printf("Bad Gateway\n");
        }
    }
    return 0;
}
